Replace __attribute__((nonstring)) with macro MBEDTLS_ATTRIBUTE_UNTERMINATED_STRING
This macro applies __attribute__((nonstring)) when using a compiler that supports it
Signed-off-by: Felix Conway <felix.conway@arm.com>
diff --git a/library/ssl_tls13_keys.c b/library/ssl_tls13_keys.c
index 51afb04..865e02c 100644
--- a/library/ssl_tls13_keys.c
+++ b/library/ssl_tls13_keys.c
@@ -81,7 +81,7 @@
*/
/* We need to tell the compiler that we meant to leave out the null character. */
-static const char tls13_label_prefix[6] __attribute__ ((nonstring)) = "tls13 ";
+static const char tls13_label_prefix[6] MBEDTLS_ATTRIBUTE_UNTERMINATED_STRING = "tls13 ";
#define SSL_TLS1_3_KEY_SCHEDULE_HKDF_LABEL_LEN(label_len, context_len) \
(2 /* expansion length */ \